/Engine/Plugins/Enterprise/DatasmithImporter/Source/DatasmithImporter/Public/ObjectElements/DatasmithUSceneElement.h
Find all objects of the given type that have a metadata element that contains the given key and their associated values.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="Datasmith | Scene", Meta=(DeterminesOutputType="ObjectClass", DynamicOutputParam="OutObjects")) void GetAllObjectsAndValuesForKey ( const [FString](API\Runtime\Core\Containers\FString) & Key, [TSubclassOf](API\Runtime\CoreUObject\Templates\TSubclassOf)< [UDatasmithObjectElement](API\Plugins\DatasmithImporter\ObjectElements\UDatasmithObjectElement) > ObjectClass, [TArray](API\Runtime\Core\Containers\TArray)< [UDatasmithObjectElement](API\Plugins\DatasmithImporter\ObjectElements\UDatasmithObjectElement) * > & OutObjects, [TArray](API\Runtime\Core\Containers\TArray)< [FString](API\Runtime\Core\Containers\FString) > & OutValues )